[U-Boot] [PATCH 8/8] imx: mx6qp: Adjust AQos settings for peripherals

Peng Fan Peng.Fan at freescale.com
Wed Jun 10 10:06:43 CEST 2015


From: "Ye.Li" <B37916 at freescale.com>

To resolve USB camera bandwidth issue, the patch sets recommended AQoS
setting from IC team value for peripheral and only on imx6qp.

The address is: 0xbb0608, the value is: 0x80000201

Signed-off-by: Ye.Li <B37916 at freescale.com>
Signed-off-by: Peng Fan <Peng.Fan at freescale.com>
---
 arch/arm/cpu/armv7/mx6/soc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index 5eea9d9..0de71d56 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -424,6 +424,9 @@ int arch_cpu_init(void)
 
 	init_src();
 
+	if (is_mx6dqp())
+		writel(0x80000201, 0xbb0608);
+
 	return 0;
 }
 
-- 
1.8.4




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